From: Ira Weiny <ira.weiny@xxxxxxxxx>
Use memcpy_page() instead of open coding kmap/memcpy/kunmap.
Cc: Steve French <sfrench@xxxxxxxxx>
Signed-off-by: Ira Weiny <ira.weiny@xxxxxxxxx>
---
fs/cifs/smb2ops.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 504766cb6c19..d1088ee9a0e6 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -4223,17 +4223,13 @@ smb3_init_transform_rq(struct TCP_Server_Info *server, int num_rqst,
/* copy pages form the old */
for (j = 0; j < npages; j++) {
- char *dst, *src;
unsigned int offset, len;
rqst_page_get_length(&new_rq[i], j, &len, &offset);
- dst = (char *) kmap(new_rq[i].rq_pages[j]) + offset;
- src = (char *) kmap(old_rq[i - 1].rq_pages[j]) + offset;
-
- memcpy(dst, src, len);
- kunmap(new_rq[i].rq_pages[j]);
- kunmap(old_rq[i - 1].rq_pages[j]);
+ memcpy_page(new_rq[i].rq_pages[j], offset,
+ old_rq[i - 1].rq_pages[j], offset,
+ len);
}
}
--
2.28.0.rc0.12.gb6a658bd00c9
